6x BMW OEM B48 B58 S58 Ignition Coil

OEM Ignition Coil Details & Part Number

Part number: 12138643360 

This is a genuine BMW coil-on-plug ignition coil.

It’s widely used across modern BMW turbocharged engines, especially the B46, B48, B58, B58TU, and S58 engine families.

Vehicle Applications

The 12138643360 ignition coil fits a large range of BMW models, including but not limited to:

- 2 Series: 230i, 230i xDrive, M240i, 228i xDrive, M235i xDrive, G87 M2

- 3 Series: 330e, 330i, 340i, M340i, and others (F30, F31, F34, G20, etc.)

- 4 Series: 430i, 440i, M440i, and more (F32, F33, F36, G22, G23)

- M Models: G80 M3, G82/G83 M4, F97 X3M, F98 X4M

- 5 Series: 530i, 540i (including B46 and B58 variants)

- 7/8 Series: 740i, 840i xDrive

- X Models: X1, X2 M35i, X3 (including M40i, sDrive30i), X4 (M40i, X4M), X5, X6, and more

- Z Models: Z4 M40i, Z4 sDrive30i

This part is compatible with many other B-series and S-series engines as well, making it a very common coil for recent BMWs.

Maintenance & Replacement Interval

Typical replacement interval: Every 40,000–60,000 miles (about 65,000–100,000 km) as preventative maintenance.

Coils can fail sooner, especially in engines with higher boost or aggressive driving.

Symptoms of a bad coil include: engine misfires, rough idle, hesitation, loss of power, or a check engine light.